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Commit 4798dfdc authored by Ameer Armaly's avatar Ameer Armaly Committed by Gerrit Code Review
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Merge "[RESTRICT AUTOMERGE] Fix the consistency of the event stream during... 

Merge "[RESTRICT AUTOMERGE] Fix the consistency of the event stream during interrupted and continued touch exploration." into main
parents 91a329f2 7e765885

services/accessibility/java/com/android/server/accessibility/gestures/TouchExplorer.java

+15 −4
Original line number Diff line number Diff line
@@ -634,7 +634,7 @@ public class TouchExplorer extends BaseEventStreamTransformation 
            MotionEvent event, MotionEvent rawEvent, int policyFlags) {

        switch (event.getActionMasked()) {

            case ACTION_DOWN:

                // We should have already received ACTION_DOWN. Ignore.

                handleActionDownStateTouchExploring(event, rawEvent, policyFlags);

                break;

            case ACTION_POINTER_DOWN:

                handleActionPointerDown(event, rawEvent, policyFlags);
@@ -840,6 +840,15 @@ public class TouchExplorer extends BaseEventStreamTransformation 
        }

    }



    private void handleActionDownStateTouchExploring(

            MotionEvent event, MotionEvent rawEvent, int policyFlags) {

        // This is an interrupted and continued touch exploration. Maintain the consistency of the

        // event stream.

        mSendTouchExplorationEndDelayed.cancel();

        mSendTouchInteractionEndDelayed.cancel();

        sendTouchExplorationGestureStartAndHoverEnterIfNeeded(policyFlags);

    }



    /**

     * Handles move events while touch exploring. this is also where we drag or delegate based on

     * the number of fingers moving on the screen.
@@ -1097,12 +1106,15 @@ public class TouchExplorer extends BaseEventStreamTransformation 
    }



    /**

     * Sends the enter events if needed. Such events are hover enter and touch explore

     * gesture start.

     * Sends the enter events if needed. Such events are hover enter and touch explore gesture

     * start.

     *

     * @param policyFlags The policy flags associated with the event.

     */

    private void sendTouchExplorationGestureStartAndHoverEnterIfNeeded(int policyFlags) {

        if (!mState.isTouchExploring()) {

            mDispatcher.sendAccessibilityEvent(TYPE_TOUCH_EXPLORATION_GESTURE_START);

        }

        MotionEvent event = mState.getLastInjectedHoverEvent();

        if (event != null && event.getActionMasked() == ACTION_HOVER_EXIT) {

            final int pointerIdBits = event.getPointerIdBits();
@@ -1115,7 +1127,6 @@ public class TouchExplorer extends BaseEventStreamTransformation 
        }

    }





    /**

     * Determines whether a two pointer gesture is a dragging one.

     *